public class Usertest34 {
    public static void main(String[] args) {
        User u = new User("zhangsan","13456","13456@163.com",
                "男",18);
        System.out.println(u.getUsername());
        System.out.println(u.getPassword());
        System.out.println(u.getEmail());
        System.out.println(u.getGender());
        System.out.println(u.getAge());

    }
}
